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WorksheetsScience CA Review
Total questions: 24
Worksheet time: 57mins
Name
Class
Date
1.
The Sun produces
a)
light and heat energy
b)
sound and light energy
c)
heat and sound energy
d)
electrical and light energy
2.
Which of the following is a way thermal energy is used at school every day?
a)
Cooking food for lunch
b)
Writing with a pencil
c)
Looking in a mirror
d)
Turning on the lights
3.
Would would best complete this circuit?
a)
A wire
b)
A switch
c)
A battery
d)
A light bulb
4.
What is a circuit?
a)
A pathway that electricity flows in. It has a load, wire, and a taco
b)
A pathway that protons flow in. It has a load, wire, and a power source.
c)
A pathway that electricity flows in. It has a load, wire, and a power source.
d)
A pathway that electricity flows in. It has a load and wire.
5.
Insulator is?
a)
material that current can pass through easily
b)
material that current cannot pass through easily
c)
magnet
d)
static electricity
6.
Which of these substances conducts electricity the best?
a)
wood
b)
brick
c)
copper
d)
plastic
7.
Which is NOT an insulator.
a)
Wool
b)
Plastic
c)
Copper
d)
Glass
8.
What is most likely to happen when the switch is closed?
a)
A magnetic field should be produced
b)
The nail will rust
c)
The battery will explode
d)
The wire will catch on fire
9.
A combination of 2 or more substances that can be easily separated is called-
a)
a mixture
b)
a solution
c)
a solute
d)
a solvent
10.
A combination of two or more substances that cannot easily be separated--
a)
mixture
b)
solution
c)
solute
d)
solvent
11.
Salt dissolves in water like ----
a)
Pepper dissolves in water
b)
Sugar dissolves in water
c)
Rocks dissolve in water
d)
Seeds dissolve in water
12.
Which one of the following would you use to separate sand from iron filings?
a)
a bar magnet
b)
filter paper
c)
chromatography paper
d)
alum
13.
What is the volume of liquid in this graduated cylinder?
a)
40.0 mL
b)
40.3 mL
c)
43.0 mL
d)
44.0 mL
14.
What would you use to measure the volume of the liquid inside?
a)
milliliters
b)
liters
15.
Calculate the volume of the rock
a)
10.0 cm3
b)
16.0 cm3
c)
30.0 cm3
d)
40.0 cm3
16.
Gas and liquid will always take what shape?
a)
they can't take on shape
b)
the container/space they are in
c)
they form their own shape
d)
it create a new shape through pressure
17.
A student wanted to see how his toy car would roll on different types of flooring. Jack decided to roll the car on a tile floor, a wood floor, and a carpeted floor. Jack's experiment was designed to test the effects of which of the following forces.
I. Gravity
II. Friction
III. Magnetism
I. Gravity
II. Friction
III. Magnetism
a)
Gravity
b)
Gravity and magnetism
c)
Magnetism and friction
d)
Friction
18.
Choose the item that is less dense than water (floats).
a)
Beach Ball
b)
Brick
c)
Magnet
d)
Metal Key
19.
Which item is more dense than water (sinks)?
a)
Styrofoam Cup
b)
Wooden Block
c)
Silverware
d)
Beach Ball
20.
Two toy race cars are going to be raced down the same ramp. Which information is most helpful in predicting which car will win the race?
a)
length of the ramp
b)
volume of the cars
c)
slope of the ramp
d)
mass of the cars
21.
Movement of a substance from one place to another.
a)
Chemical Energy
b)
Gravitational Energy
c)
Mechanical Energy
d)
Sound Energy
22.
Energy of motion is which type of energy?
a)
Light
b)
Mechanical
c)
Sound
d)
Gravitational
23.
What do magnets stick to?
a)
copper
b)
wood
c)
iron
d)
plastic
24.
When two magnets attract, they ______________
a)
push apart
b)
change color
c)
get colder
d)
pull together
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